    /* global settings (theme related) */
    
     :root {
        --icon-default-color: #666666;
        --icon-highlight-color: #111111;
        --text-default-color: #111111;
        --text-subtitle-color: #666666;
        --text-disable-color: #999999;
        --lyric-default-color: #666666;
        --link-default-color: #999999;
        --link-highlight-color: #111111;
        --line-default-color: #e5e5e5;
        --sidebar-background-color: rgba(255, 255, 255, 0.6);
        --content-background-color: rgba(255, 255, 255, 0.8);
        --foot-background-color: #ffffff;
        --search-input-background-color: rgba(255, 255, 255, 0.5);
        --content-background-color: rgba(255, 255, 255, 0.8);
        --content-background-color: rgba(255, 255, 255, 0.8);
        --window-control-border-color: #dddddd;
        --sidebar-highlight-background-color: #4d4d4d;
        --sidebar-highlight-text-color: #ffffff;
        --important-color: #ff4444;
        --button-border-color: rga(255, 255, 255, 0);
        --button-hover-background-color: #eeeeee;
        --now-playing-page-background-color: rgba(255, 255, 255, 1);
        --now-playing-close-icon-color: #666666;
        --disable-song-title-color: #b7b7b7;
        --windows-border-color: #dddddd;
        --default-border-radius: 2px;
        --text-default-size: 13px;
        --h2-title-font-size: 24px;
    }
    
    html,
    body {
        margin: 0;
        padding: 0;
        font-size: var(--text-default-size);
        color: var(--text-default-color);
        font-family: system-ui, "PingFang SC", STHeiti, sans-serif;
        /* // 禁止文字被鼠标选中  */
        -moz-user-select: -moz-none;
        -moz-user-select: none;
        -o-user-select: none;
        -khtml-user-select: none;
        -webkit-user-select: none;
        -ms-user-select: none;
        user-select: none;
    }
    
    .wrap {
        /* border-style: solid;
        border-color: var(--line-default-color);
        border-width: 1px; */
        box-sizing: border-box;
        /* border-radius: 5px; */
    }
    /* remove focus highlight */
    
    input:focus,
    select:focus,
    textarea:focus,
    button:focus {
        outline: none;
    }
    
    ul {
        list-style: none;
        margin: 0;
        padding: 0;
    }
    
    input,
    svg,
    .icon {
        -webkit-app-region: no-drag;
    }
    
    svg {
        width: 24px;
        height: 24px;
        stroke: currentColor;
        stroke-width: 1;
        stroke-linecap: round;
        stroke-linejoin: round;
        fill: none;
        cursor: pointer;
        /*    stroke: var(--icon-default-color);*/
    }
    
    svg:hover {
        /*    fill: var(--icon-highlight-color);*/
        stroke: var(--icon-highlight-color);
    }
    
    .icon {
        /* default icon settings */
        font-size: 16px;
        cursor: pointer;
    }
    /* tools utils */
    
    .flex-scroll-wrapper {
        flex: 1;
        height: 100px;
        overflow-y: scroll;
    }
    /* scroll bar style */
    
     ::-webkit-scrollbar {
        width: 14px;
        height: 18px;
        background: transparent;
    }
    
     ::-webkit-scrollbar-thumb {
        height: 49px;
        border: 5px solid rgba(0, 0, 0, 0);
        background-clip: padding-box;
        -webkit-border-radius: 7px;
        background-color: #c2c2c2;
        /*rgba(151, 151, 151, 0.4);*/
        /*    -webkit-box-shadow: inset -1px -1px 0px rgba(0, 0, 0, 0.05), inset 1px 1px 0px rgba(0, 0, 0, 0.05);*/
    }
    
     ::-webkit-scrollbar-button {
        width: 0;
        height: 0;
        display: none;
    }
    
     ::-webkit-scrollbar-corner {
        background-color: transparent;
    }
    /* main framework start */
    
    .wrap {
        display: flex;
        min-height: 100vh;
        flex-direction: column;
        margin: auto;
    }
    /* split screen to up/down 2 parts */
    
    .main {
        flex: 1;
        display: flex;
    }
    
    .footer {
        background: rgba(255, 255, 255, 0.7);
        height: 60px;
        /* border-bottom: solid 1px var(--line-default-color); */
        display: flex;
        position: relative;
    }
    /* split main to left/right 2 parts */
    
    .main .sidebar {
        flex: 0 0 200px;
        display: flex;
        flex-direction: column;
        background: var(--sidebar-background-color);
    }
    
    .main .content {
        background: var(--content-background-color);
        flex: 1;
        display: flex;
        flex-direction: column;
    }
    /* split content to up/down 2 parts */
    
    .main .content .navigation {
        height: 46px;
        flex: 0 0 46px;
        /* border-bottom: solid 1px var(--line-default-color); */
        display: flex;
        align-items: center;
        -webkit-app-region: drag;
    }
    
    .main .content .browser {
        flex: 1;
    }
    /* main framework end */
    /*****************************************************************/
    /* main sidebar start */
    
    .sidebar {
        -webkit-app-region: drag;
    }
    
    .sidebar .menu-control {
        height: 43px;
        width: 125px;
    }
    
    .sidebar .menu-title {
        height: 28px;
        line-height: 28px;
        margin: 0 12px 4px 12px;
        color: var(--link-default-color);
        padding-left: 10px;
        display: flex;
        align-items: center;
        font-size: 12px;
    }
    
    .sidebar .menu-title .title {
        flex: 1;
    }
    
    .sidebar .menu-title svg {
        flex: 0 0 18px;
    }
    
    .sidebar .title {
        -webkit-app-region: drag;
    }
    
    .sidebar ul li {
        display: flex;
        align-items: center;
        line-height: 28px;
        margin: 0 0 6px 12px;
        color: var(--text-default-color);
        cursor: pointer;
        border-radius: var(--default-border-radius);
        padding-left: 10px;
        -webkit-app-region: no-drag;
    }
    
    .sidebar svg {
        width: 18px;
        height: 18px;
    }
    
    .sidebar ul li a {
        margin-left: 10px;
        width: 125px;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
    }
    
    .sidebar ul li.active {
        background: var(--sidebar-highlight-background-color);
        color: var(--sidebar-highlight-text-color);
    }
    /* main sidebar end */
    /* widget navigation start */
    
    .navigation svg {
        width: 18px;
        height: 18px;
        color: var(--icon-default-color);
    }
    
    .navigation .backfront {
        flex: 0 0 45px;
        line-height: 46px;
        vertical-align: middle;
        padding: 0 13px;
    }
    
    .navigation .search {
        flex: 1;
    }
    
    .navigation .settings {
        /* flex: 0 0 32px; */
        flex: 0 0 0px;
    }
    
    .navigation .icon {
        color: var(--text-default-color);
        opacity: 0.5;
    }
    
    .navigation .icon:hover {
        opacity: 1;
    }
    
    .navigation .backfront .icon {
        display: inline-block;
        vertical-align: middle;
        margin-bottom: 4px;
    }
    
    .navigation .backfront .icon:nth-of-type(1) {
        margin-right: 8px;
    }
    
    .navigation .search-input {
        width: 270px;
        height: 23px;
        background: var(--search-input-background-color);
        border-style: none;
        border-radius: var(--default-border-radius);
        padding-left: 10px;
        font-size: 12px;
    }
    
    .navigation .window-control {
        flex: 0 0 105px;
        border-left: solid 1px var(--window-control-border-color);
        /* margin-left: 15px; */
    }
    
    .navigation .window-control svg {
        margin-left: 8px;
    }
    
    .navigation .window-control svg:first-of-type {
        margin-left: 15px;
    }
    /* navigation end */
    /* page hot-playlist start */
    
    .page-hot-playlist {
        max-width: 850px;
        margin: 0 auto;
    }
    
    .playlist-covers {
        margin: 0;
        padding: 0 13px;
        display: flex;
        flex-flow: row wrap;
        position: relative;
    }
    
    .playlist-covers li {
        flex: 0 1 calc(20% - 26px);
        height: 215px;
        color: var(--text-default-color);
        margin: 0 13px;
    }
    
    .playlist-covers .u-cover {
        position: relative;
        transition: 0.5s ease-out;
        -webkit-transition: 0.5s ease-out;
        -moz-transition: 0.5s ease-out;
        -ms-transition: 0.5s ease-out;
        -o-transition: 0.5s ease-out;
    }
    
    .playlist-covers .u-cover:hover {
        margin-top: -8px;
    }
    
    .playlist-covers .u-cover img {
        max-width: 100%;
        /* border: solid 1px var(--line-default-color); */
        margin-bottom: 2px;
        cursor: pointer;
    }
    
    .playlist-covers .u-cover .bottom {
        position: absolute;
        right: 5px;
        bottom: 10px;
        height: 30px;
        width: 30px;
        cursor: pointer;
        opacity: 0;
        transition: opacity 0.2s linear;
    }
    
    .playlist-covers .u-cover:hover .bottom {
        opacity: 1;
    }
    
    .playlist-covers .u-cover .bottom svg {
        height: 30px;
        width: 30px;
        fill: rgba(200, 200, 200, 0.5);
        stroke-width: 1;
        stroke: #ffffff;
    }
    
    .playlist-covers .u-cover .bottom svg:hover {
        fill: rgba(100, 100, 100, 0.5);
    }
    
    .playlist-covers .desc {
        cursor: pointer;
    }
    /* page hot-playlist end */
    /* page playlist-detail start */
    
    .page .playlist-detail {
        padding-bottom: 37px;
    }
    
    .page .playlist-detail .detail-head {
        display: flex;
    }
    
    .page .playlist-detail .detail-head img {
        height: 150px;
        width: 150px;
    }
    
    .page .playlist-detail .detail-head .detail-head-cover {
        flex: 0 0 150px;
        padding: 26px 26px 8px 26px;
    }
    
    .page .playlist-detail .detail-head .detail-head-title {
        flex: 1;
    }
    
    .playlist-button-list {
        display: flex;
    }
    
    .playlist-button-list .playlist-button {
        height: 26px;
        border: solid 1px var(--button-border-color);
        cursor: pointer;
        border-radius: 2px;
        display: flex;
        margin-right: 20px;
    }
    
    .playlist-button-list .playlist-button.playadd-button {
        flex: 0 0 136px;
    }
    
    .playlist-button-list .playlist-button .play-list {
        flex: 1;
        padding-left: 18px;
        display: flex;
        align-items: center;
    }
    
    .playlist-button-list .playlist-button .play-list svg {
        margin-right: 4px;
    }
    
    .playlist-button-list .playlist-button.playadd-button .play-list svg {
        width: 14px;
        height: 14px;
        flex: 0 0 14px;
        margin-right: 4px;
        stroke: var(--important-color);
        fill: var(--important-color);
    }
    
    .playlist-button-list .playlist-button .play-list .icon {
        margin-right: 8px;
    }
    
    .playlist-button-list .playlist-button.playadd-button .play-list .icon {
        flex: 0 0 14px;
        margin-right: 4px;
        color: var(--important-color);
    }
    
    .playlist-button-list .playlist-button.playadd-button .add-list {
        flex: 0 0 26px;
        height: 26px;
        width: 26px;
        border-left: solid 1px var(--button-border-color);
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .playlist-button-list .playlist-button .play-list:hover,
    .playlist-button-list .playlist-button.playadd-button .add-list:hover {
        background: var(--button-hover-background-color);
    }
    
    .playlist-button-list .playlist-button.playadd-button .add-list svg {
        width: 14px;
        height: 14px;
    }
    
    .playlist-button-list .playlist-button.clone-button,
    .playlist-button-list .playlist-button.edit-button {
        flex: 0 0 90px;
    }
    
    .playlist-button-list .playlist-button.clone-button .play-list svg,
    .playlist-button-list .playlist-button.edit-button .play-list svg {
        width: 16px;
        height: 16px;
        flex: 0 0 16px;
        margin-right: 8px;
        stroke: rgb(102, 102, 102);
    }
    
    .page .playlist-detail .detail-head .detail-head-title h2 {
        font-size: var(--h2-title-font-size);
    }
    /* page playlist detail end */
    /* page song detail start */
    
    .page .songdetail-wrapper {
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 60px;
        background: var(--now-playing-page-background-color);
        overflow: hidden;
        /* border: solid 1px var(--windows-border-color); */
        -webkit-app-region: drag;
    }
    
    .page .songdetail-wrapper .close {
        position: absolute;
        top: 24px;
        left: 24px;
        height: 24px;
        width: 24px;
        cursor: pointer;
        -webkit-app-region: no-drag;
    }
    
    .page .songdetail-wrapper .close.mac {
        top: 44px;
    }
    
    .page .songdetail-wrapper .window-control {
        position: absolute;
        top: 24px;
        left: 55px;
        height: 24px;
        cursor: pointer;
        -webkit-app-region: no-drag;
    }
    
    .page .songdetail-wrapper .window-control svg {
        margin-left: 8px;
        stroke: var(--now-playing-close-icon-color);
    }
    
    .page .songdetail-wrapper .close svg {
        stroke: var(--now-playing-close-icon-color);
    }
    
    .page .playsong-detail {
        max-width: 770px;
        margin: 0 auto;
        display: flex;
        height: 100%;
    }
    
    .page .playsong-detail .detail-head {
        flex: 0 0 350px;
        overflow: hidden;
    }
    
    .page .playsong-detail .detail-head .detail-head-cover {
        width: 250px;
        height: 250px;
        margin-top: 110px;
    }
    
    .page .playsong-detail .detail-head img {
        width: 250px;
        height: 250px;
    }
    
    .page .playsong-detail .detail-songinfo {
        flex: 1;
        margin-top: 80px;
        display: flex;
        flex-direction: column;
        overflow: hidden;
        -webkit-app-region: no-drag;
    }
    
    .page .playsong-detail .detail-songinfo h2 {
        font-size: var(--h2-title-font-size);
        margin-top: 20px;
        margin-bottom: 12px;
        font-weight: 400;
    }
    
    .page .playsong-detail .detail-songinfo .info {
        border-bottom: solid 1px var(--line-default-color);
        padding-bottom: 6px;
        flex: 0 0 20px;
        display: flex;
    }
    
    .page .playsong-detail .detail-songinfo .info a {
        cursor: pointer;
    }
    
    .page .playsong-detail .detail-songinfo .info .singer {
        flex: 1;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
    }
    
    .page .playsong-detail .detail-songinfo .info .album {
        flex: 2;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
    }
    
    .page .playsong-detail .detail-songinfo .info span {
        color: var(--lyric-default-color);
    }
    
    .page .playsong-detail .detail-songinfo .lyric {
        flex: 0 0 380px;
        overflow-y: scroll;
        color: var(--lyric-default-color);
        font-size: 14px;
    }
    
    .page .playsong-detail .detail-songinfo .lyric p {
        margin: 10px 0;
    }
    
    .page .playsong-detail .detail-songinfo .lyric p.highlight {
        color: var(--important-color);
    }
    
    ul.detail-songlist {
        padding: 0 25px;
    }
    
    ul.detail-songlist li {
        display: flex;
        border-bottom: solid 1px rgba(200, 200, 200, 0.5);
        height: 37px;
        align-items: center;
        padding: 0 20px;
    }
    
    ul.detail-songlist li a {
        cursor: pointer;
    }
    
    ul.detail-songlist li a.disabled {
        color: var(--disable-song-title-color);
    }
    
    ul.detail-songlist li.head {
        height: 28px;
        color: var(--text-disable-color);
    }
    
    ul.detail-songlist li .title {
        flex: 2;
        overflow: hidden;
        text-overflow: ellipsis;
        display: -webkit-box;
        line-height: 17px;
        max-height: 38px;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
    }
    
    ul.detail-songlist li .artist {
        flex: 1;
        overflow: hidden;
        text-overflow: ellipsis;
        display: -webkit-box;
        line-height: 17px;
        max-height: 38px;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
    }
    
    ul.detail-songlist li .album {
        flex: 1;
        overflow: hidden;
        text-overflow: ellipsis;
        display: -webkit-box;
        line-height: 17px;
        max-height: 38px;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
    }
    
    ul.detail-songlist li .tools {
        flex: 0 0 110px;
        display: flex;
        align-items: center;
    }
    
    ul.detail-songlist li .tools .icon {
        height: 16px;
        width: 16px;
        color: #9d9d9d;
        margin-top: 2px;
        margin-right: 10px;
    }
    /* page song detail end */
    /* page setting start */
    
    .page .settings-title {
        border-bottom: solid 1px var(--line-default-color);
        padding-bottom: 10px;
        max-width: 800px;
        margin: 0 25px;
        font-size: 17px;
        margin-bottom: 10px;
    }
    
    .page .settings-title:first-of-type {
        margin-top: 20px;
    }
    
    .page .settings-content {
        margin: 0 25px 25px 25px;
    }
    
    .page .settings-content label.upload-button {
        border: solid 1px #999;
        padding: 2px 9px;
        background: #eeeeee;
        margin-right: 4px;
    }
    
    .page .settings-content .shortcut {
        display: flex;
        margin-top: 10px;
    }
    
    .page .settings-content .shortcut svg {
        width: 18px;
        height: 18px;
        margin-right: 10px;
    }
    
    .page .searchbox .search-pagination {
        text-align: center;
        padding: 15px;
    }
    /* page setting end */
    
    .loading_bottom {
        display: block;
        width: 40px;
        margin: 0 auto;
    }
    
    svg.searchspinner {
        width: 20px;
        height: 20px;
        vertical-align: top;
        margin-left: 15px;
    }
    /* footer start */
    
    .footer {
        background: rgba(255, 255, 255, 0.8);
        height: 60px;
        /* border-top: solid 1px #e5e5e5; */
        display: flex;
        position: relative;
    }
    
    .footer .left-control {
        background-color: rgba(255, 255, 255, 0.8);
        flex: 0 0 300px;
        display: flex;
        align-items: center;
    }
    
    .footer .left-control .icon {
        font-size: 22px;
        color: #b1b1b1;
        margin: 0 13px;
    }
    
    .footer .left-control .icon.play {
        margin-right: 10px;
    }
    
    .footer .left-control .icon:first-of-type {
        margin-left: 42px;
    }
    
    .footer .left-control .icon.play {
        color: #666666;
    }
    
    .footer .left-control .icon.play:hover {
        color: #666666;
    }
    
    .footer .main-info {
        flex: 1;
        background: rgba(245, 245, 245, 0.8);
        display: flex;
        overflow: hidden;
    }
    
    .footer .main-info .logo-banner {
        text-align: center;
        flex: 1;
        display: flex;
        align-items: center;
    }
    
    .footer .main-info .logo-banner svg.logo {
        height: 48px;
        width: 48px;
        fill: #666666;
        stroke: #666666;
        margin: 0 auto;
    }
    
    .footer .main-info .cover {
        height: 60px;
        width: 60px;
        flex: 0 0 60px;
        cursor: pointer;
    }
    
    .footer .main-info .detail {
        flex: 1;
        position: relative;
        overflow: hidden;
    }
    
    .footer .main-info .detail .ctrl {
        position: absolute;
        right: 0px;
        top: 4px;
        padding-right: 6px;
        /* background: #eeeeee; */
        background-color: rgba(245, 245, 245, 0.8);
    }
    
    .footer .main-info .detail .ctrl:first-of-type .icon {
        margin-right: 5px;
    }
    
    .footer .main-info .detail .ctrl .icon {
        color: var(--text-default-color);
        opacity: 0.5;
    }
    
    .footer .main-info .detail .ctrl .icon:hover {
        opacity: 1;
    }
    
    .footer .main-info .detail .title {
        text-align: center;
        font-size: 14px;
        color: var(--text-default-color);
        margin-top: 3px;
        min-width: 0px;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
    }
    
    .footer .main-info .detail .more-info {
        padding: 0 10px;
        display: flex;
        color: var(--text-subtitle-color);
    }
    
    .footer .main-info .detail .more-info .singer {
        flex: 1;
        text-align: center;
        font-size: 12px;
        min-width: 0px;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
    }
    
    .footer .main-info .detail .more-info .singer a {
        cursor: pointer;
    }
    
    .footer .main-info .detail .more-info .current {
        width: 50px;
        font-size: 12px;
    }
    
    .footer .main-info .detail .more-info .total {
        width: 50px;
        text-align: right;
        font-size: 12px;
    }
    
    .footer .main-info .detail .playbar {
        width: 100%;
    }
    
    .footer .main-info .detail .playbar .barbg {
        margin: 8px 10px 0 10px;
        height: 3px;
        background: #e0e0e0;
    }
    
    .footer .main-info .detail .playbar .barbg .cur {
        height: 100%;
        background: #666666;
        position: relative;
    }
    
    .footer .main-info .detail .playbar .barbg .cur .btn {
        background: #111111;
        height: 8px;
        width: 2px;
        position: absolute;
        right: -2px;
        top: -5px;
    }
    
    .footer .menu {
        flex: 1;
        background: #ffffff;
        /* border: solid 1px #e5e5e5; */
        border-radius: 3px;
        position: absolute;
        height: 370px;
        top: -372px;
        left: 300px;
        right: 300px;
        -webkit-app-region: no-drag;
    }
    
    .footer .menu .menu-header {
        height: 30px;
        /* border-bottom: solid 1px #e7e7e7; */
        display: flex;
        align-items: center;
        color: #9e9e9e;
        font-size: 12px;
    }
    
    .footer .menu .menu-header .menu-title {
        flex: 1;
        padding: 20px;
    }
    
    .footer .menu .menu-header .add-all {
        border-right: solid 1px #e5e5e5;
        flex: 0 0 93px;
        display: flex;
        align-items: center;
    }
    
    .footer .menu .menu-header .remove-all {
        margin-left: 10px;
        flex: 0 0 55px;
        display: flex;
        align-items: center;
    }
    
    .footer .menu .menu-header .close {
        margin-left: 10px;
        flex: 0 0 25px;
        align-items: center;
        cursor: pointer;
    }
    
    .footer .menu .menu-header .add-all span,
    .footer .menu .menu-header .remove-all span {
        cursor: pointer;
    }
    
    .footer .menu .menu-header .add-all .icon,
    .footer .menu .menu-header .remove-all .icon {
        margin-right: 7px;
    }
    
    .footer .menu .menu-header .close svg {
        margin-right: 3px;
        height: 16px;
        width: 16px;
        cursor: pointer;
    }
    
    .footer .menu ul.menu-list {
        overflow-y: scroll;
        height: 340px;
        font-size: 12px;
    }
    
    .footer .menu ul.menu-list li {
        display: flex;
        align-items: center;
        height: 30px;
        padding-right: 20px;
    }
    
    .footer .menu ul.menu-list li.even {
        background: #f7f7f7;
    }
    
    .footer .menu ul.menu-list li:hover {
        background: #e5e5e5;
    }
    
    .footer .menu ul.menu-list li.playing {
        color: var(--important-color);
    }
    
    .footer .menu ul.menu-list li .song-status-icon {
        flex: 0 0 20px;
        width: 20px;
        height: 30px;
        text-align: center;
        display: flex;
        align-items: center;
    }
    
    .footer .menu ul.menu-list li .song-status-icon svg {
        width: 10px;
        height: 10px;
        fill: var(--important-color);
        stroke: var(--important-color);
        flex: 1;
    }
    
    .footer .menu ul.menu-list li .song-title {
        flex: 2;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
    }
    
    .footer .menu ul.menu-list li .song-title a {
        cursor: pointer;
    }
    
    .footer .menu ul.menu-list li .song-singer {
        flex: 1;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
        cursor: pointer;
    }
    
    .footer .menu ul.menu-list li .tools {
        flex: 0 0 42px;
        width: 42px;
    }
    
    .footer .menu ul.menu-list li .tools .icon {
        color: #666666;
        cursor: pointer;
        opacity: 0.5;
    }
    
    .footer .menu ul.menu-list li .tools .icon:first-of-type {
        margin-right: 5px;
    }
    
    .footer .menu ul.menu-list li .tools .icon:hover {
        opacity: 1;
    }
    
    .footer .menu ul.menu-list li .song-time {
        flex: 1;
        text-align: right;
    }
    
    .footer .right-control {
        flex: 0 0 300px;
        background: rgba(255, 255, 255, 0.8);
        display: flex;
        align-items: center;
    }
    
    .footer .right-control .playlist-toggle {
        margin-left: 29px;
        cursor: pointer;
    }
    
    .footer .right-control .playlist-toggle .icon {
        color: #333333;
    }
    
    .footer .right-control .playlist-toggle .icon:hover {
        color: #000000;
    }
    
    .footer .right-control .volume-ctrl {
        flex: 1;
        display: flex;
    }
    
    .footer .right-control .volume-ctrl .icon {
        flex: 0 0 24px;
        color: #333333;
        cursor: pointer;
        margin-left: 21px;
    }
    
    .footer .right-control .volume-ctrl .m-pbar {
        flex: 1;
    }
    
    .footer .right-control .volume-ctrl .barbg {
        height: 3px;
        /* background: #e0e0e0; */
        background-color: rgba(255, 255, 255, 0.8);
        margin-top: 7px;
        width: 140px;
    }
    
    .footer .right-control .volume-ctrl .barbg .cur {
        height: 100%;
        background: #333333;
        position: relative;
    }
    
    .footer .right-control .volume-ctrl .barbg .cur .btn {
        background: #ffffff;
        height: 13px;
        width: 13px;
        border: solid 1px #e4e4e4;
        border-radius: 13px;
        position: absolute;
        right: -13px;
        top: -6px;
    }
    /* footer end */
    /* dialog start */
    
    .dialog {
        position: absolute;
        top: 120px;
        width: 285px;
        height: 430px;
        z-index: 10000;
        overflow: hidden;
        border-radius: 4px;
        background-color: #fafafa;
        color: #565656;
        box-shadow: 0 3px 7px rgba(0, 0, 0, 0.3);
    }
    
    .dialog-header {
        height: 30px;
        font-size: 15px;
        font-weight: bold;
        text-align: left;
        padding: 12px;
    }
    
    .dialog-header .dialog-close {
        float: right;
        font-size: 26px;
        cursor: pointer;
        margin-top: -10px;
    }
    
    .dialog-body {
        width: 100%;
        height: 370px;
        overflow-y: auto;
        background-color: #fafafa;
    }
    
    .dialog .detail-songlist li:hover {
        background-color: #e3e3e5;
        cursor: pointer;
    }
    
    .dialog-playlist,
    .dialog-backuplist,
    .dialog-merge-playlist {
        padding-left: 0px;
        text-align: left;
    }
    
    .dialog-playlist li,
    .dialog-backuplist li,
    .dialog-merge-playlist li {
        cursor: pointer;
        height: 48px;
        padding: 6px;
    }
    
    .dialog-backuplist li {
        height: 96px;
        padding: 6px;
    }
    
    .dialog-playlist li:hover,
    .dialog-backuplist li:hover,
    .dialog-merge-playlist li:hover {
        background-color: #e3e3e5;
    }
    
    .dialog-playlist li img,
    .dialog-backuplist li img,
    .dialog-merge-playlist li img {
        float: left;
        height: 48px;
        width: 48px;
    }
    
    .dialog-playlist li h2,
    .dialog-backuplist li h2,
    .dialog-merge-playlist li h2 {
        margin-left: 58px;
        font-size: 13px;
        font-weight: inherit;
    }
    
    .dialog-backuplist li h2 {
        margin-top: 0;
    }
    
    .dialog-newplaylist {
        padding: 10px;
    }
    
    .dialog-newplaylist input {
        width: 260px;
    }
    
    .dialog-newplaylist .confirm-button {
        margin-left: 36px;
        margin-right: 58px;
        margin-top: 20px;
    }
    
    .dialog-newbackup {
        text-align: center;
    }
    
    .dialog-newbackup .confirm-button {
        margin-right: 12px;
    }
    
    .dialog-editplaylist,
    .dialog-open-url {
        padding: 10px;
    }
    
    .dialog-editplaylist input,
    .dialog-open-url input {
        width: 260px;
    }
    
    .dialog-editplaylist label,
    .dialog-open-url label {
        display: block;
        height: 30px;
        line-height: 30px;
    }
    
    .dialog-editplaylist .dialog-footer {
        position: absolute;
        bottom: 20px;
    }
    
    .dialog-editplaylist .confirm-button,
    .dialog-open-url .confirm-button {
        margin-right: 26px;
        margin-left: 61px;
        margin-top: 20px;
    }
    
    .dialog-connect-lastfm .buttons {
        margin-top: 30px;
    }
    
    .dialog-connect-lastfm .confirm-button {
        margin-left: 40px;
        margin-right: 48px;
    }
    /* dialog end */
    /* widget source-list start */
    
    .source-list {
        margin: 20px 26px 25px 26px;
    }
    
    .source-list .source-button {
        display: inline-block;
        color: #a9a9a9;
        cursor: pointer;
        padding-bottom: 4px;
        transition: 2s ease-in-out;
        -webkit-transition: 2s ease-in-out;
        -moz-transition: 2s ease-in-out;
        -ms-transition: 2s ease-in-out;
        -o-transition: 2s ease-in-out;
    }
    
    .source-list .source-button:hover {
        color: #323232;
        transition: 0.5s ease-in-out;
        -webkit-transition: 0.5s ease-in-out;
        -moz-transition: 0.5s ease-in-out;
        -ms-transition: 0.5s ease-in-out;
        -o-transition: 0.5s ease-in-out;
    }
    
    .source-list .source-button.active {
        color: #323232;
        border-bottom: solid 1px #323232;
    }
    
    .source-list .splitter {
        display: inline-block;
        background: #a9a9a9;
        margin-top: 1px;
        height: 12px;
        width: 1px;
        margin: 0 10px;
    }
    
    .btn {
        border: solid 1px #999;
        padding: 0.2em;
        background-color: #eeeeee;
        margin-top: -0.2em;
    }
    /* .upload-button {
    border: 0;
    padding: 0.5em;
    background-color: rgba(255, 255, 255, 0.5);
}  */
    /* widget source-list end */